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$198+ Cheap flights from St. Louis (STL) to Aruba

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AUA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from St. Louis to Aruba

Keep the following information in mind while searching for St. Louis to Aruba flight deals. Data was last updated July 31, 2025.

Round-trip from

$453
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$632
From Lambert-St Louis to Aruba
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from St. Louis to Aruba

Cheapest flights from St. Louis to Aruba
Explore the most affordable flight options available from St. Louis to Aruba. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/234:54 pmSTL - AUA
1 stop19h 36mAmerican Airlines
Fri 8/2912:20 pmAUA - STL
1 stop24h 51mAmerican Airlines
Deal found 7/29$453
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:15 amSTL - AUA
1 stop8h 05mUnited Airlines
Mon 8/183:10 pmAUA - STL
1 stop24h 16mUnited Airlines
Deal found 7/29$661
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:50 amSTL - AUA
3 stops27h 55mMultiple Airlines
Sat 11/154:50 pmAUA - STL
3 stops21h 10mMultiple Airlines
Deal found 7/29$664

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Aruba that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from St. Louis to Aruba that are best for you.

Fly from

St. Louis

Fly to

Aruba

Route

Depart

Return

Price

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Sat 8/23

4:54 pm-1:30 pm

1 stop19h 36m

Oranjestad Reina Beatrix

Fri 8/29

12:20 pm-12:11 pm

1 stop24h 51m

$453

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Thu 8/14

6:15 am-3:20 pm

1 stop8h 05m

Oranjestad Reina Beatrix

Mon 8/18

3:10 pm-2:26 pm

1 stop24h 16m

$661

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Tue 10/28

10:54 am-3:15 pm

3 stops27h 21m

Oranjestad Reina Beatrix

Thu 11/6

4:30 pm-4:35 pm

3 stops26h 05m

$710

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Mon 12/15

7:33 am-4:05 pm

1 stop6h 32m

$198

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Mon 12/15

5:27 pm-3:00 pm

3 stops19h 33m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from St. Louis to Aruba

Have a flexible travel schedule? Discover the best time to fly to Aruba from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Aruba

What is the cheapest month to book a flight from St. Louis to Aruba?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Aruba (average of $456). Flying from St. Louis to Aruba in July is currently the most expensive (average of $595). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to AW?

Find hourly flight availability from St. Louis to Aruba. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from St. Louis to Aruba, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Aruba

Get insights into the airlines that provide service to Aruba. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aruba. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from St. Louis to Aruba by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,900 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,900 reviews
United Airlines
7.4
Good
8,900 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,900 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Aruba. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Aruba?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Aruba. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find deals for flights from St. Louis to Aruba that include hotel bookings?

    Yes. In addition to deals on St. Louis to Aruba flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Aruba?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Aruba.

  • Can I find deals for business class flights from St. Louis to Aruba?

    Yes. Cheapflights offers flight deals from St. Louis to Aruba by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Aruba?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Aruba (average of $456). Flying from St. Louis to Aruba in July is currently the most expensive (average of $595). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from St. Louis to Aruba

Discover the top 4 airlines that operate flights from St. Louis to Aruba. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$399Average$799FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$473Average$654FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$481Average$628FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$674Average$855FlexibilityNo cancel feeOn-time63%

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